Darnell and Stephanie have competing refreshment stand businesses. Darnell's profit can be modeled with the polynomial + 8C - 100, where c is the number of items sold. Stephanie's profit can be modeled with the polynomial 2c? - 70 - 200. a. Write a polynomial that represents the difference between Stephanie's profit and Darnell's profit. —
b. Write a polynomial to show how much they can expect to earn if they decided to combine their businesses.